Used car guide

2018 Alfa Romeo Giulietta petrol: common problems and MOT failures

What MOT testers find on the petrol Alfa Romeo Giulietta first registered in 2018 (petrol cars only): we looked at the 1,930 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.

1,930MOTs of 2018 petrol cars, done in 2023–2025
82%pass first time (all 2018 cars: 83%)
6,600typical miles a year
1.9×the usual rate for suspension arm bushes and joints

What goes wrong more than usual on a 2018 Alfa Romeo Giulietta petrol?

Parts flagged at MOT more often on the 2018 Alfa Romeo Giulietta petrol than on all cars registered in 2018.

  • Suspension arm bushes and joints1.9× usual
    Alfa Romeo Giulietta
    4.4% All 2018 cars
    2.3%

    Failed outright at MOT: 1%, against 0.4% of all 2018 cars. The rest were advisories or minor defects.

    Rough price £120–£180 (one arm) ClickMechanic

    At the viewing: Listen for clunks over bumps and feel for the steering wandering. Worn arm bushes show as cracked rubber near the wheels.

  • Washers2.4× usual
    Alfa Romeo Giulietta
    3.4% All 2018 cars
    1.4%

    Failed outright at MOT: 3.4%, against 1.4% of all 2018 cars. The rest were advisories or minor defects.

    Rough price £15–£60 our estimate

    At the viewing: Test the wipers and washers on every speed.

  • Braking performance2× usual
    Alfa Romeo Giulietta
    2.4% All 2018 cars
    1.2%

    Failed outright at MOT: 0.8%, against 0.4% of all 2018 cars. The rest were advisories or minor defects.

    Rough price £100–£350 our estimate

    At the viewing: On a quiet road, brake firmly from about 30mph. The car should stop straight without pulling.

Common 2018 Alfa Romeo Giulietta petrol MOT failures and advisories

The share of 2018 Alfa Romeo Giulietta petrol MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.

  • Tyres
    30% of testsRough price £70–£150

    At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.

  • Brakes
    16% of testsRough price £150–£350

    At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.

  • Lights and electrics
    7% of testsRough price £10–£80

    At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.

  • Suspension
    7% of testsRough price £120–£400

    At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.

  • Wipers, windscreen and mirrors
    6% of testsRough price £15–£250

    At the viewing: Check for chips in the driver's view, and test the wipers and washers.

  • Exhaust and emissions
    2% of testsRough price £100–£1,200

    At the viewing: Look for black soot in the tailpipe, listen for blowing from the exhaust and check for an engine warning light.

Questions to ask the seller before buying a 2018 Alfa Romeo Giulietta petrol

Ask before you travel to see it. A seller who knows the car will have answers, and receipts.

  1. Any recent work on the suspension arm bushes and joints? (Flagged at MOT 1.9× as often on the 2018 Alfa Romeo Giulietta petrol as on other cars the same age.)
  2. Any recent work on the washers? (Flagged at MOT 2.4× as often on the 2018 Alfa Romeo Giulietta petrol as on other cars the same age.)
  3. Any recent work on the braking performance? (Flagged at MOT 2× as often on the 2018 Alfa Romeo Giulietta petrol as on other cars the same age.)
  4. Can I see the service history and receipts for any big jobs?

Looking at an Alfa Romeo Giulietta?

Check the actual car: its own MOT history, mileage and what to ask the seller. Free, no sign-up.

Other years

Every year of the Alfa Romeo Giulietta compared

YearMOT testsMost flagged
2021151Tyres 28%
20201,527Tyres 27%
20191,545Tyres 29%
20174,545Tyres 31%
20168,352Tyres 33%
20158,950Tyres 32%
20149,284Tyres 34%
20139,117Tyres 36%
201210,027Suspension 39%
201115,260Suspension 45%
20105,115Suspension 43%
1983–Too few tests

Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Alfa Romeo Giulietta cars first registered in 2018. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score